=================================================================== RCS file: /cvs/mandoc/mdoc.c,v retrieving revision 1.228 retrieving revision 1.253 diff -u -p -r1.228 -r1.253 --- mandoc/mdoc.c 2014/10/20 15:50:24 1.228 +++ mandoc/mdoc.c 2015/10/06 18:32:19 1.253 @@ -1,15 +1,15 @@ -/* $Id: mdoc.c,v 1.228 2014/10/20 15:50:24 schwarze Exp $ */ +/* $Id: mdoc.c,v 1.253 2015/10/06 18:32:19 schwarze Exp $ */ /* * Copyright (c) 2008, 2009, 2010, 2011 Kristaps Dzonsons - * Copyright (c) 2010, 2012, 2013, 2014 Ingo Schwarze + * Copyright (c) 2010, 2012-2015 Ingo Schwarze * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * - * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF @@ -27,13 +27,16 @@ #include #include -#include "mdoc.h" -#include "mandoc.h" #include "mandoc_aux.h" -#include "libmdoc.h" +#include "mandoc.h" +#include "roff.h" +#include "mdoc.h" #include "libmandoc.h" +#include "roff_int.h" +#include "libmdoc.h" const char *const __mdoc_macronames[MDOC_MAX + 1] = { + "text", "Ap", "Dd", "Dt", "Os", "Sh", "Ss", "Pp", "D1", "Dl", "Bd", "Ed", "Bl", @@ -64,8 +67,8 @@ const char *const __mdoc_macronames[MDOC_MAX + 1] = { "Lk", "Mt", "Brq", "Bro", "Brc", "%C", "Es", "En", "Dx", "%Q", "br", "sp", - "%U", "Ta", "ll", "text", - }; + "%U", "Ta", "ll", +}; const char *const __mdoc_argnames[MDOC_ARG_MAX] = { "split", "nosplit", "ragged", @@ -79,166 +82,22 @@ const char *const __mdoc_argnames[MDOC_ARG_MAX] = { "symbolic", "nested", "centered" }; -const char * const *mdoc_macronames = __mdoc_macronames; +const char * const *mdoc_macronames = __mdoc_macronames + 1; const char * const *mdoc_argnames = __mdoc_argnames; -static void mdoc_node_free(struct mdoc_node *); -static void mdoc_node_unlink(struct mdoc *, - struct mdoc_node *); -static void mdoc_free1(struct mdoc *); -static void mdoc_alloc1(struct mdoc *); -static struct mdoc_node *node_alloc(struct mdoc *, int, int, - enum mdoct, enum mdoc_type); -static int node_append(struct mdoc *, - struct mdoc_node *); -static int mdoc_ptext(struct mdoc *, int, char *, int); -static int mdoc_pmacro(struct mdoc *, int, char *, int); +static int mdoc_ptext(struct roff_man *, int, char *, int); +static int mdoc_pmacro(struct roff_man *, int, char *, int); -const struct mdoc_node * -mdoc_node(const struct mdoc *mdoc) -{ - - return(mdoc->first); -} - -const struct mdoc_meta * -mdoc_meta(const struct mdoc *mdoc) -{ - - return(&mdoc->meta); -} - /* - * Frees volatile resources (parse tree, meta-data, fields). - */ -static void -mdoc_free1(struct mdoc *mdoc) -{ - - if (mdoc->first) - mdoc_node_delete(mdoc, mdoc->first); - free(mdoc->meta.msec); - free(mdoc->meta.vol); - free(mdoc->meta.arch); - free(mdoc->meta.date); - free(mdoc->meta.title); - free(mdoc->meta.os); - free(mdoc->meta.name); -} - -/* - * Allocate all volatile resources (parse tree, meta-data, fields). - */ -static void -mdoc_alloc1(struct mdoc *mdoc) -{ - - memset(&mdoc->meta, 0, sizeof(struct mdoc_meta)); - mdoc->flags = 0; - mdoc->lastnamed = mdoc->lastsec = SEC_NONE; - mdoc->last = mandoc_calloc(1, sizeof(struct mdoc_node)); - mdoc->first = mdoc->last; - mdoc->last->type = MDOC_ROOT; - mdoc->last->tok = MDOC_MAX; - mdoc->next = MDOC_NEXT_CHILD; -} - -/* - * Free up volatile resources (see mdoc_free1()) then re-initialises the - * data with mdoc_alloc1(). After invocation, parse data has been reset - * and the parser is ready for re-invocation on a new tree; however, - * cross-parse non-volatile data is kept intact. - */ -void -mdoc_reset(struct mdoc *mdoc) -{ - - mdoc_free1(mdoc); - mdoc_alloc1(mdoc); -} - -/* - * Completely free up all volatile and non-volatile parse resources. - * After invocation, the pointer is no longer usable. - */ -void -mdoc_free(struct mdoc *mdoc) -{ - - mdoc_free1(mdoc); - free(mdoc); -} - -/* - * Allocate volatile and non-volatile parse resources. - */ -struct mdoc * -mdoc_alloc(struct roff *roff, struct mparse *parse, - const char *defos, int quick) -{ - struct mdoc *p; - - p = mandoc_calloc(1, sizeof(struct mdoc)); - - p->parse = parse; - p->defos = defos; - p->quick = quick; - p->roff = roff; - - mdoc_hash_init(); - mdoc_alloc1(p); - return(p); -} - -int -mdoc_endparse(struct mdoc *mdoc) -{ - - return(mdoc_macroend(mdoc)); -} - -int -mdoc_addeqn(struct mdoc *mdoc, const struct eqn *ep) -{ - struct mdoc_node *n; - - n = node_alloc(mdoc, ep->ln, ep->pos, MDOC_MAX, MDOC_EQN); - n->eqn = ep; - if (ep->ln > mdoc->last->line) - n->flags |= MDOC_LINE; - - if ( ! node_append(mdoc, n)) - return(0); - - mdoc->next = MDOC_NEXT_SIBLING; - return(1); -} - -int -mdoc_addspan(struct mdoc *mdoc, const struct tbl_span *sp) -{ - struct mdoc_node *n; - - n = node_alloc(mdoc, sp->line, 0, MDOC_MAX, MDOC_TBL); - n->span = sp; - - if ( ! node_append(mdoc, n)) - return(0); - - mdoc->next = MDOC_NEXT_SIBLING; - return(1); -} - -/* * Main parse routine. Parses a single line -- really just hands off to * the macro (mdoc_pmacro()) or text parser (mdoc_ptext()). */ int -mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int offs) +mdoc_parseln(struct roff_man *mdoc, int ln, char *buf, int offs) { - if (mdoc->last->type != MDOC_EQN || ln > mdoc->last->line) + if (mdoc->last->type != ROFFT_EQN || ln > mdoc->last->line) mdoc->flags |= MDOC_NEWLINE; /* @@ -252,22 +111,22 @@ mdoc_parseln(struct mdoc *mdoc, int ln, char *buf, int else mdoc->flags &= ~MDOC_SYNOPSIS; - return(roff_getcontrol(mdoc->roff, buf, &offs) ? + return roff_getcontrol(mdoc->roff, buf, &offs) ? mdoc_pmacro(mdoc, ln, buf, offs) : - mdoc_ptext(mdoc, ln, buf, offs)); + mdoc_ptext(mdoc, ln, buf, offs); } -int +void mdoc_macro(MACRO_PROT_ARGS) { - assert(tok < MDOC_MAX); + assert(tok > TOKEN_NONE && tok < MDOC_MAX); if (mdoc->flags & MDOC_PBODY) { if (tok == MDOC_Dt) { mandoc_vmsg(MANDOCERR_DT_LATE, mdoc->parse, line, ppos, "Dt %s", buf + *pos); - return(1); + return; } } else if ( ! (mdoc_macros[tok].flags & MDOC_PROLOGUE)) { if (mdoc->meta.title == NULL) { @@ -280,182 +139,43 @@ mdoc_macro(MACRO_PROT_ARGS) mdoc->meta.vol = mandoc_strdup("LOCAL"); mdoc->flags |= MDOC_PBODY; } - - return((*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf)); + (*mdoc_macros[tok].fp)(mdoc, tok, line, ppos, pos, buf); } - -static int -node_append(struct mdoc *mdoc, struct mdoc_node *p) +void +mdoc_tail_alloc(struct roff_man *mdoc, int line, int pos, int tok) { + struct roff_node *p; - assert(mdoc->last); - assert(mdoc->first); - assert(MDOC_ROOT != p->type); - - switch (mdoc->next) { - case MDOC_NEXT_SIBLING: - mdoc->last->next = p; - p->prev = mdoc->last; - p->parent = mdoc->last->parent; - break; - case MDOC_NEXT_CHILD: - mdoc->last->child = p; - p->parent = mdoc->last; - break; - default: - abort(); - /* NOTREACHED */ - } - - p->parent->nchild++; - - /* - * Copy over the normalised-data pointer of our parent. Not - * everybody has one, but copying a null pointer is fine. - */ - - switch (p->type) { - case MDOC_BODY: - if (ENDBODY_NOT != p->end) - break; - /* FALLTHROUGH */ - case MDOC_TAIL: - /* FALLTHROUGH */ - case MDOC_HEAD: - p->norm = p->parent->norm; - break; - default: - break; - } - - if ( ! mdoc_valid_pre(mdoc, p)) - return(0); - - switch (p->type) { - case MDOC_HEAD: - assert(MDOC_BLOCK == p->parent->type); - p->parent->head = p; - break; - case MDOC_TAIL: - assert(MDOC_BLOCK == p->parent->type); - p->parent->tail = p; - break; - case MDOC_BODY: - if (p->end) - break; - assert(MDOC_BLOCK == p->parent->type); - p->parent->body = p; - break; - default: - break; - } - - mdoc->last = p; - - switch (p->type) { - case MDOC_TBL: - /* FALLTHROUGH */ - case MDOC_TEXT: - if ( ! mdoc_valid_post(mdoc)) - return(0); - break; - default: - break; - } - - return(1); + p = roff_node_alloc(mdoc, line, pos, ROFFT_TAIL, tok); + roff_node_append(mdoc, p); + mdoc->next = ROFF_NEXT_CHILD; } -static struct mdoc_node * -node_alloc(struct mdoc *mdoc, int line, int pos, - enum mdoct tok, enum mdoc_type type) +struct roff_node * +mdoc_endbody_alloc(struct roff_man *mdoc, int line, int pos, int tok, + struct roff_node *body, enum mdoc_endbody end) { - struct mdoc_node *p; + struct roff_node *p; - p = mandoc_calloc(1, sizeof(struct mdoc_node)); - p->sec = mdoc->lastsec; - p->line = line; - p->pos = pos; - p->lastline = line; - p->tok = tok; - p->type = type; - - /* Flag analysis. */ - - if (MDOC_SYNOPSIS & mdoc->flags) - p->flags |= MDOC_SYNPRETTY; - else - p->flags &= ~MDOC_SYNPRETTY; - if (MDOC_NEWLINE & mdoc->flags) - p->flags |= MDOC_LINE; - mdoc->flags &= ~MDOC_NEWLINE; - - return(p); -} - -int -mdoc_tail_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) -{ - struct mdoc_node *p; - - p = node_alloc(mdoc, line, pos, tok, MDOC_TAIL); - if ( ! node_append(mdoc, p)) - return(0); - mdoc->next = MDOC_NEXT_CHILD; - return(1); -} - -int -mdoc_head_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) -{ - struct mdoc_node *p; - - assert(mdoc->first); - assert(mdoc->last); - - p = node_alloc(mdoc, line, pos, tok, MDOC_HEAD); - if ( ! node_append(mdoc, p)) - return(0); - mdoc->next = MDOC_NEXT_CHILD; - return(1); -} - -int -mdoc_body_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok) -{ - struct mdoc_node *p; - - p = node_alloc(mdoc, line, pos, tok, MDOC_BODY); - if ( ! node_append(mdoc, p)) - return(0); - mdoc->next = MDOC_NEXT_CHILD; - return(1); -} - -int -mdoc_endbody_alloc(struct mdoc *mdoc, int line, int pos, enum mdoct tok, - struct mdoc_node *body, enum mdoc_endbody end) -{ - struct mdoc_node *p; - - p = node_alloc(mdoc, line, pos, tok, MDOC_BODY); - p->pending = body; + body->flags |= MDOC_ENDED; + body->parent->flags |= MDOC_ENDED; + p = roff_node_alloc(mdoc, line, pos, ROFFT_BODY, tok); + p->body = body; p->norm = body->norm; p->end = end; - if ( ! node_append(mdoc, p)) - return(0); - mdoc->next = MDOC_NEXT_SIBLING; - return(1); + roff_node_append(mdoc, p); + mdoc->next = ROFF_NEXT_SIBLING; + return p; } -int -mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, - enum mdoct tok, struct mdoc_arg *args) +struct roff_node * +mdoc_block_alloc(struct roff_man *mdoc, int line, int pos, + int tok, struct mdoc_arg *args) { - struct mdoc_node *p; + struct roff_node *p; - p = node_alloc(mdoc, line, pos, tok, MDOC_BLOCK); + p = roff_node_alloc(mdoc, line, pos, ROFFT_BLOCK, tok); p->args = args; if (p->args) (args->refcnt)++; @@ -475,20 +195,18 @@ mdoc_block_alloc(struct mdoc *mdoc, int line, int pos, default: break; } - - if ( ! node_append(mdoc, p)) - return(0); - mdoc->next = MDOC_NEXT_CHILD; - return(1); + roff_node_append(mdoc, p); + mdoc->next = ROFF_NEXT_CHILD; + return p; } -int -mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, - enum mdoct tok, struct mdoc_arg *args) +void +mdoc_elem_alloc(struct roff_man *mdoc, int line, int pos, + int tok, struct mdoc_arg *args) { - struct mdoc_node *p; + struct roff_node *p; - p = node_alloc(mdoc, line, pos, tok, MDOC_ELEM); + p = roff_node_alloc(mdoc, line, pos, ROFFT_ELEM, tok); p->args = args; if (p->args) (args->refcnt)++; @@ -500,149 +218,54 @@ mdoc_elem_alloc(struct mdoc *mdoc, int line, int pos, default: break; } - - if ( ! node_append(mdoc, p)) - return(0); - mdoc->next = MDOC_NEXT_CHILD; - return(1); + roff_node_append(mdoc, p); + mdoc->next = ROFF_NEXT_CHILD; } -int -mdoc_word_alloc(struct mdoc *mdoc, int line, int pos, const char *p) -{ - struct mdoc_node *n; - - n = node_alloc(mdoc, line, pos, MDOC_MAX, MDOC_TEXT); - n->string = roff_strdup(mdoc->roff, p); - - if ( ! node_append(mdoc, n)) - return(0); - - mdoc->next = MDOC_NEXT_SIBLING; - return(1); -} - void -mdoc_word_append(struct mdoc *mdoc, const char *p) +mdoc_node_relink(struct roff_man *mdoc, struct roff_node *p) { - struct mdoc_node *n; - char *addstr, *newstr; - n = mdoc->last; - addstr = roff_strdup(mdoc->roff, p); - mandoc_asprintf(&newstr, "%s %s", n->string, addstr); - free(addstr); - free(n->string); - n->string = newstr; - mdoc->next = MDOC_NEXT_SIBLING; + roff_node_unlink(mdoc, p); + roff_node_append(mdoc, p); } -static void -mdoc_node_free(struct mdoc_node *p) -{ - - if (MDOC_BLOCK == p->type || MDOC_ELEM == p->type) - free(p->norm); - if (p->string) - free(p->string); - if (p->args) - mdoc_argv_free(p->args); - free(p); -} - -static void -mdoc_node_unlink(struct mdoc *mdoc, struct mdoc_node *n) -{ - - /* Adjust siblings. */ - - if (n->prev) - n->prev->next = n->next; - if (n->next) - n->next->prev = n->prev; - - /* Adjust parent. */ - - if (n->parent) { - n->parent->nchild--; - if (n->parent->child == n) - n->parent->child = n->prev ? n->prev : n->next; - if (n->parent->last == n) - n->parent->last = n->prev ? n->prev : NULL; - } - - /* Adjust parse point, if applicable. */ - - if (mdoc && mdoc->last == n) { - if (n->prev) { - mdoc->last = n->prev; - mdoc->next = MDOC_NEXT_SIBLING; - } else { - mdoc->last = n->parent; - mdoc->next = MDOC_NEXT_CHILD; - } - } - - if (mdoc && mdoc->first == n) - mdoc->first = NULL; -} - -void -mdoc_node_delete(struct mdoc *mdoc, struct mdoc_node *p) -{ - - while (p->child) { - assert(p->nchild); - mdoc_node_delete(mdoc, p->child); - } - assert(0 == p->nchild); - - mdoc_node_unlink(mdoc, p); - mdoc_node_free(p); -} - -int -mdoc_node_relink(struct mdoc *mdoc, struct mdoc_node *p) -{ - - mdoc_node_unlink(mdoc, p); - return(node_append(mdoc, p)); -} - /* * Parse free-form text, that is, a line that does not begin with the * control character. */ static int -mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int offs) +mdoc_ptext(struct roff_man *mdoc, int line, char *buf, int offs) { + struct roff_node *n; char *c, *ws, *end; - struct mdoc_node *n; assert(mdoc->last); n = mdoc->last; /* * Divert directly to list processing if we're encountering a - * columnar MDOC_BLOCK with or without a prior MDOC_BLOCK entry - * (a MDOC_BODY means it's already open, in which case we should + * columnar ROFFT_BLOCK with or without a prior ROFFT_BLOCK entry + * (a ROFFT_BODY means it's already open, in which case we should * process within its context in the normal way). */ - if (MDOC_Bl == n->tok && MDOC_BODY == n->type && - LIST_column == n->norm->Bl.type) { + if (n->tok == MDOC_Bl && n->type == ROFFT_BODY && + n->end == ENDBODY_NOT && n->norm->Bl.type == LIST_column) { /* `Bl' is open without any children. */ mdoc->flags |= MDOC_FREECOL; - return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); + mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); + return 1; } - if (MDOC_It == n->tok && MDOC_BLOCK == n->type && + if (n->tok == MDOC_It && n->type == ROFFT_BLOCK && NULL != n->parent && MDOC_Bl == n->parent->tok && LIST_column == n->parent->norm->Bl.type) { /* `Bl' has block-level `It' children. */ mdoc->flags |= MDOC_FREECOL; - return(mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf)); + mdoc_macro(mdoc, MDOC_It, line, offs, &offs, buf); + return 1; } /* @@ -690,7 +313,7 @@ mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int mandoc_msg(MANDOCERR_SPACE_EOL, mdoc->parse, line, (int)(ws-buf), NULL); - if ('\0' == buf[offs] && ! (MDOC_LITERAL & mdoc->flags)) { + if (buf[offs] == '\0' && ! (mdoc->flags & MDOC_LITERAL)) { mandoc_msg(MANDOCERR_FI_BLANK, mdoc->parse, line, (int)(c - buf), NULL); @@ -699,19 +322,16 @@ mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int * blank lines aren't allowed, but enough manuals assume this * behaviour that we want to work around it. */ - if ( ! mdoc_elem_alloc(mdoc, line, offs, MDOC_sp, NULL)) - return(0); - - mdoc->next = MDOC_NEXT_SIBLING; - - return(mdoc_valid_post(mdoc)); + roff_elem_alloc(mdoc, line, offs, MDOC_sp); + mdoc->next = ROFF_NEXT_SIBLING; + mdoc_valid_post(mdoc); + return 1; } - if ( ! mdoc_word_alloc(mdoc, line, offs, buf+offs)) - return(0); + roff_word_alloc(mdoc, line, offs, buf+offs); - if (MDOC_LITERAL & mdoc->flags) - return(1); + if (mdoc->flags & MDOC_LITERAL) + return 1; /* * End-of-sentence check. If the last character is an unescaped @@ -723,8 +343,7 @@ mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int if (mandoc_eos(buf+offs, (size_t)(end-buf-offs))) mdoc->last->flags |= MDOC_EOS; - - return(1); + return 1; } /* @@ -732,39 +351,49 @@ mdoc_ptext(struct mdoc *mdoc, int line, char *buf, int * character. */ static int -mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int offs) +mdoc_pmacro(struct roff_man *mdoc, int ln, char *buf, int offs) { - enum mdoct tok; + struct roff_node *n; + const char *cp; + int tok; int i, sv; char mac[5]; - struct mdoc_node *n; sv = offs; /* * Copy the first word into a nil-terminated buffer. - * Stop copying when a tab, space, or eoln is encountered. + * Stop when a space, tab, escape, or eoln is encountered. */ i = 0; - while (i < 4 && '\0' != buf[offs] && ' ' != buf[offs] && - '\t' != buf[offs]) + while (i < 4 && strchr(" \t\\", buf[offs]) == NULL) mac[i++] = buf[offs++]; mac[i] = '\0'; - tok = (i > 1 && i < 4) ? mdoc_hash_find(mac) : MDOC_MAX; + tok = (i > 1 && i < 4) ? mdoc_hash_find(mac) : TOKEN_NONE; - if (MDOC_MAX == tok) { + if (tok == TOKEN_NONE) { mandoc_msg(MANDOCERR_MACRO, mdoc->parse, ln, sv, buf + sv - 1); - return(1); + return 1; } - /* Disregard the first trailing tab, if applicable. */ + /* Skip a leading escape sequence or tab. */ - if ('\t' == buf[offs]) + switch (buf[offs]) { + case '\\': + cp = buf + offs + 1; + mandoc_escape(&cp, NULL, NULL); + offs = cp - buf; + break; + case '\t': offs++; + break; + default: + break; + } /* Jump to the next non-whitespace word. */ @@ -785,8 +414,10 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int * into macro processing. */ - if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) - return(mdoc_macro(mdoc, tok, ln, sv, &offs, buf)); + if (NULL == mdoc->last || MDOC_It == tok || MDOC_El == tok) { + mdoc_macro(mdoc, tok, ln, sv, &offs, buf); + return 1; + } n = mdoc->last; assert(mdoc->last); @@ -796,10 +427,11 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int * context around the parsed macro. */ - if (MDOC_Bl == n->tok && MDOC_BODY == n->type && - LIST_column == n->norm->Bl.type) { + if (n->tok == MDOC_Bl && n->type == ROFFT_BODY && + n->end == ENDBODY_NOT && n->norm->Bl.type == LIST_column) { mdoc->flags |= MDOC_FREECOL; - return(mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)); + mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); + return 1; } /* @@ -808,26 +440,26 @@ mdoc_pmacro(struct mdoc *mdoc, int ln, char *buf, int * then open an `It' block context around the parsed macro. */ - if (MDOC_It == n->tok && MDOC_BLOCK == n->type && + if (n->tok == MDOC_It && n->type == ROFFT_BLOCK && NULL != n->parent && MDOC_Bl == n->parent->tok && LIST_column == n->parent->norm->Bl.type) { mdoc->flags |= MDOC_FREECOL; - return(mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf)); + mdoc_macro(mdoc, MDOC_It, ln, sv, &sv, buf); + return 1; } /* Normal processing of a macro. */ - if ( ! mdoc_macro(mdoc, tok, ln, sv, &offs, buf)) - return(0); + mdoc_macro(mdoc, tok, ln, sv, &offs, buf); /* In quick mode (for mandocdb), abort after the NAME section. */ if (mdoc->quick && MDOC_Sh == tok && SEC_NAME != mdoc->last->sec) - return(2); + return 2; - return(1); + return 1; } enum mdelim @@ -835,16 +467,16 @@ mdoc_isdelim(const char *p) { if ('\0' == p[0]) - return(DELIM_NONE); + return DELIM_NONE; if ('\0' == p[1]) switch (p[0]) { case '(': /* FALLTHROUGH */ case '[': - return(DELIM_OPEN); + return DELIM_OPEN; case '|': - return(DELIM_MIDDLE); + return DELIM_MIDDLE; case '.': /* FALLTHROUGH */ case ',': @@ -860,57 +492,18 @@ mdoc_isdelim(const char *p) case ')': /* FALLTHROUGH */ case ']': - return(DELIM_CLOSE); + return DELIM_CLOSE; default: - return(DELIM_NONE); + return DELIM_NONE; } if ('\\' != p[0]) - return(DELIM_NONE); + return DELIM_NONE; if (0 == strcmp(p + 1, ".")) - return(DELIM_CLOSE); + return DELIM_CLOSE; if (0 == strcmp(p + 1, "fR|\\fP")) - return(DELIM_MIDDLE); + return DELIM_MIDDLE; - return(DELIM_NONE); -} - -void -mdoc_deroff(char **dest, const struct mdoc_node *n) -{ - char *cp; - size_t sz; - - if (MDOC_TEXT != n->type) { - for (n = n->child; n; n = n->next) - mdoc_deroff(dest, n); - return; - } - - /* Skip leading whitespace. */ - - for (cp = n->string; '\0' != *cp; cp++) - if (0 == isspace((unsigned char)*cp)) - break; - - /* Skip trailing whitespace. */ - - for (sz = strlen(cp); sz; sz--) - if (0 == isspace((unsigned char)cp[sz-1])) - break; - - /* Skip empty strings. */ - - if (0 == sz) - return; - - if (NULL == *dest) { - *dest = mandoc_strndup(cp, sz); - return; - } - - mandoc_asprintf(&cp, "%s %*s", *dest, (int)sz, cp); - free(*dest); - *dest = cp; + return DELIM_NONE; }